From turning business cards into Batchbook contacts, generating invoices, sending email newsletters or simply syncing your address book, we're partnering with other services to let you do more with your contacts. They go where you need them to go!

Features

Shared Address Book

Custom Data Management

Batchbook for Mobile Devices

Partner Integration

Communication History

And more!

What you get:
6 Months of the Indigo Plan!

Chargify simplifies recurring billing for Web 2.0 and SaaS companies.

Automate your Recurring Revenue Business

We help run over 800 businesses, so they can focus on their customers.

We've used it on AppSumo many times. You'll be shocked and disappointed to see what people actually click on when visiting your site. The good thing is you can use Crazyegg to test and get users to finally click the things you want.

What you get:

LifeTime of Crazy Egg for one page (you can switch the page anytime - even to another domain + new users only)

Click-action heatmaps for the first 1000 visitors to your site per month

Valuable information to improve site flow and increase conversions

Redeem whenever you want

($228 Value)

FileSquare is the ideal tool for designers to gather clients feedback, or to make designers and developers communicate on visual issues easier.

It only takes 3 easy steps:

Drag and Drop to share design files with shortened URL

Highlight areas in the design and leave your comments

Collaborate in real time with chat and editing.

What you get:
3 Months of File Square for Free

Restrictions:
No Access until FileSquare Launch (Early April)

Web analytics, CRM, support, infrastructure, project management, sales... all in one place. Geckoboard is a hosted, real-time status board serving up the indicators that matter to you.

Geckoboard is available anywhere there's internet, whether it's a 60" monitor in your office or a 3in smart phone.

Features:

Zero downloads. Zero installs. Available anywhere.

Easy setup and configuration. Get started in 5 minutes.

Multiple dashboards for different uses.

Sharable, read-only dashboards.

Custom widgets including charts

What you get:
Any package free for 3 months. (reg. up to $796)

Throw away your Fax Machine!

With HelloFax, you can:

Send & receive faxes

Request signatures and

Fill out forms

All from your computer!

What you get:

A special Sumo Bundle (3 Months)

Send 50 Fax pages/month

Unlimited document signing

Unlimited signature requests

Unlimited template usage

HipChat is instant messaging built for business.

No ads, obscure screen names, or failed file transfers. Collaborate in real-time with colleagues and clients in persistent chat rooms.

Admins control who joins the secure network and what they can see.

Did we mention HipChat is simple enough for the whole company to use, not just the techies?

Features:

Persistent group chat rooms

File sharing and storage

Chat and file history

Private, safe, and secure

What you get:
6 Months of Unlimited users/chat (Reg. 1200~)

Restrictions:
Usable by new customers only.

The most accurate person-based analysis!

Page-view-based analysis is said to over count 25%-300%.

KISSmetrics decided to cut that percentage down to 0 with person-based analysis.

Just track the significant events that happen on your site and they'll collect the data.

Get the newest and hottest development resources from PeepCode first, well before they're covered in books.

All tutorials are downloadable and DRM-free so you can watch the way you want.

As an independent publisher PeepCode is able to select only the best teachers. Many tutorials are with the original authors of the frameworks and tools covered.

You'll learn the most important features and techniques quickly, without fluff or filler.

What you get:
One PeepCode Screencast ($12 value)

Too much email? SaneBox fixes that.

Sanebox determines the importance of each email, moves unimportant ones out of your inbox, and summarizes them in a daily digest. It has lots of other features (like one-click-unsubscribe, or reminders to follow up on emails you sent that weren't replied to). It's amazing - check out Sanebox testimonials.

What you get:
3 months of Sanebox service.

Sauce Labs lets you manually test your app across any browser and run automated Selenium scripts in the cloud. Sauce eliminates the need for in-house test infrastructure, and with secure VMs that boot in under 30 seconds, quality code gets shipped faster and more frequently.

From iPad skins to bumper stickers, Sticker Mule is your go-to place for achieving sticker excellence. You won't regret it.

What you get:
20% off your order

Restrictions:

Coupon must be redeemed by 4/30/2012

Shipping is free to U.S. customers only, international customers must pay for shipping.

Sucuri Security is the leading provider of web-based integrity monitoring and malware detection solutions - delivered as a service.

What does that mean?

In simple terms, we clean up the mess. If your site gets hacked, blacklisted or infected with malware, we fix it for you. If your site is clean, we monitor it to let you know if a problem ever happens. We work fast, we're affordable, and we get things done.

What you get:
$50 off the Premium Plan

Trada's marketplace is revolutionizing PPC by connecting advertisers with the world's best paid search experts.

A crowd of experts does the online advertising for you. It’s easy, and there are no fees.

Twilio is the easiest way to add voice and SMS capabilities to your applications.

Simple API, works with any platform: PHP, Ruby, Python, .NET, Java and more.

Use Twilio for lead generation, alerts and notifications, flexible call routing, order status, simple conference calling, group messaging and automated reminders.

What you get:

Valid for new customers and existing customers who have yet to upgrade to a full account.

New customers can sign up for a free account that includes free credit during the trial period.

Receive an additional $50 credit when upgrading to a full account using your AppSumo promo code.

Restrictions:

Once you upgrade you will need a valid credit card and billing address.

Finally... Support that doesn’t suck!

UserVoice Full Service is the only customer facing solution lean startups need.

Full Service combines UserVoice Feedback, a public forum unlike any other that gives users a voice and delivers you the top features your community is asking for, and UserVoice Helpdesk, the sexiest and simplest issue tracking and knowledgebase we think you'll ever use, into one fun to use package.

Features:

Case Tracking

Prioritized Feedback

Automate incoming tickets

Compare your progress

Use Canned Responses

And more!

What you get:
3 Months of ANY Package (Reg. $375 Value)

Restrictions:

Expires 9/30/12

The user must have purchased AppSumo Lean Startup Package in order to use this coupon code. Not valid with any other code.

Venture Hacks Bible

1000 pages of the best start up advice straight form Babak Nivi and Naval Ravikant’s Venture Hacks Blog.

Zencoder is a cloud-based video encoding API featuring extremely fast encoding, high scalability and industry leading file compatibility. Encode millions of videos or just a few and pay only for what you use.